Food Safety Report: Shrimp, wagamama heathrow t3, Longford, airport, UK 1 year ago • details 20 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, Headache Suspected source: Shrimp Onset: Less than 4 hours Duration: 12 to 24 hours Sick: Me